TERMIUM Plus®

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SPECTRAL SIGNATURE [1 record]

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Alphabetical list of terms

Record 1 2013-06-20

English

Subject field(s)
  • Remote Sensing
  • Cartography
DEF

The frequency distribution patterns of radiation reflected and/or emitted by an object.

CONT

Spectral signatures are not unlimited in their ability to discriminate between different types of surfaces or objects. [They] are not necessarily unique on the time of day since shadows affect the pattern of reflected EMR [electromagnetic radiation].

OBS

spectral signature: term officially approved by the RADARSAT-2 Terminology Approval Group (RTAG).

French

Domaine(s)
  • Télédétection
  • Cartographie
DEF

Pouvoir de réflexion (réflectance) ou d'émission (émissivité) des objets en fonction de la longueur d'onde.

OBS

signature spectrale : terme uniformisé par le Groupe de travail de la terminologie de RADARSAT-2 (GTTR).

PHR

Courbe de signatures spectrales.

Spanish

Campo(s) temático(s)
  • Teledetección
  • Cartografía
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